Messages in this thread | | | Date | Thu, 22 Jul 1999 11:48:41 +0100 (GMT) | From | Riley Williams <> | Subject | Re: 2.2.5 parallel port driver locks up the kernel |
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Hi Philip.
>> The kernel locked up at boot. I could not even use the >> alt-sysrq key. I used printks to debug it further, and >> isolate the problem.
>> Kernel 2.2.5 crashed right after the "printk ("5 " message in >> probe_one_port in parport_pc.c in the drivers/misc directory. >> It had been called from parport_pc_init using 0x378, irq[0], >> dma[0]. My printer port hardware uses 0x378. It is an older >> card, perhaps even of the XT era.
> It sounds as if the probe for EPP and/or ECP is upsetting > something else in your system. You might be able to discourage > this by putting something like `reserve=0x37b,5 reserve=0x778,8' > on your kernel command line.
One obvious possibility is a network card occupying 0x360-0x37F as I had on one of my computers...
Best wishes from Riley.
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